the inlet and discharge means being separate members

Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid end assembly

    • Patent number 12,135,024
    • Issue date Nov 5, 2024
    • Kerr Machine Co.
    • Christopher Todd Barnett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid end assembly

    • Patent number 12,092,087
    • Issue date Sep 17, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid routing plug

    • Patent number 12,049,880
    • Issue date Jul 30, 2024
    • Kerr Machine Co.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure pump

    • Patent number 12,018,662
    • Issue date Jun 25, 2024
    • Kerr Machine Co.
    • John Keith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end

    • Patent number 12,012,955
    • Issue date Jun 18, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end

    • Patent number 12,012,954
    • Issue date Jun 18, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid routing plug

    • Patent number 11,920,587
    • Issue date Mar 5, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ozone injector device

    • Patent number 11,905,191
    • Issue date Feb 20, 2024
    • AQUASTAR POOL PRODUCTS, INC.
    • Olaf Mjelde
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Pump fluid end with suction valve closure assist

    • Patent number 11,885,316
    • Issue date Jan 30, 2024
    • Halliburton Energy Services, Inc.
    • Justin Lee Hurst
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid routing plug

    • Patent number 11,859,601
    • Issue date Jan 2, 2024
    • Kerr Machine Co.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid routing plug

    • Patent number 11,859,611
    • Issue date Jan 2, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid transfer and depressurization system

    • Patent number 11,859,612
    • Issue date Jan 2, 2024
    • TPE Midstream, LLC
    • Douglas A. Sahm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure pump

    • Patent number 11,846,282
    • Issue date Dec 19, 2023
    • Kerr Machine Co.
    • Mark S. Nowell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ozone injector device

    • Patent number 11,820,683
    • Issue date Nov 21, 2023
    • AQUASTAR POOL PRODUCTS, INC.
    • Olaf Mjelde
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end assembly

    • Patent number 11,808,254
    • Issue date Nov 7, 2023
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Reciprocating compressor-expander

    • Patent number 11,686,304
    • Issue date Jun 27, 2023
    • MITSUI E&S MACHINERY CO., LTD.
    • Motoyuki Takahashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid routing plug

    • Patent number 11,686,296
    • Issue date Jun 27, 2023
    • Kerr Machine Co.
    • Nicholas Son
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid end

    • Patent number 11,644,018
    • Issue date May 9, 2023
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Modular power end

    • Patent number 11,635,151
    • Issue date Apr 25, 2023
    • Kerr Machine Co.
    • Kelcy Jake Foster
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid routing plug

    • Patent number 11,578,711
    • Issue date Feb 14, 2023
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Buffered pump system

    • Patent number 11,519,394
    • Issue date Dec 6, 2022
    • The Procter & Gamble Company
    • Matthew Stephen Bauer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Ozone injector device

    • Patent number 11,518,697
    • Issue date Dec 6, 2022
    • AQUASTAR POOL PRODUCTS, INC.
    • Olaf Mjelde
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Direct drive air pump

    • Patent number 11,454,223
    • Issue date Sep 27, 2022
    • Wei-Chi Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor

    • Patent number 11,434,884
    • Issue date Sep 6, 2022
    • LG Electronics Inc.
    • Hyosang Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure diesel fuel pump pumping element

    • Patent number 11,421,637
    • Issue date Aug 23, 2022
    • Cummins Inc.
    • Anthony A. Shaull
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Linear compressor

    • Patent number 11,384,745
    • Issue date Jul 12, 2022
    • LG Electronics Inc.
    • Hyosang Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end

    • Patent number 11,359,615
    • Issue date Jun 14, 2022
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ozone injector device

    • Patent number 11,358,888
    • Issue date Jun 14, 2022
    • AQUASTAR POOL PRODUCTS, INC.
    • Olaf Mjelde
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Ozone injector device

    • Patent number 11,345,623
    • Issue date May 31, 2022
    • AQUASTAR POOL PRODUCTS, INC.
    • Olaf Mjelde
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    High pressure pump

    • Patent number 11,346,339
    • Issue date May 31, 2022
    • Kerr Machine Co.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20240376875
    • Publication date Nov 14, 2024
    • KERR MACHINE CO.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH PRESSURE PUMP

    • Publication number 20240344506
    • Publication date Oct 17, 2024
    • KERR MACHINE CO.
    • John Keith
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID END

    • Publication number 20240328405
    • Publication date Oct 3, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END

    • Publication number 20240318643
    • Publication date Sep 26, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20240175430
    • Publication date May 30, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20240167463
    • Publication date May 23, 2024
    • KERR MACHINE CO.
    • Nicholas Son
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID TRANSFER AND DEPRESSURIZATION SYSTEM

    • Publication number 20240125311
    • Publication date Apr 18, 2024
    • TPE MIDSTREAM LLC
    • Douglas A. Sahm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP FLUID END WITH SUCTION VALVE CLOSURE ASSIST

    • Publication number 20240110550
    • Publication date Apr 4, 2024
    • Halliburton Energy Services, Inc.
    • Justin Lee HURST
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Ozone Injector Device

    • Publication number 20240076217
    • Publication date Mar 7, 2024
    • AquaStar Pool Products, Inc.
    • Olaf Mjelde
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    FLUID END ASSEMBLY

    • Publication number 20240068459
    • Publication date Feb 29, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20230332584
    • Publication date Oct 19, 2023
    • KERR MACHINE CO.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END

    • Publication number 20230272786
    • Publication date Aug 31, 2023
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20230193887
    • Publication date Jun 22, 2023
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BUFFERED PUMP SYSTEM

    • Publication number 20230062722
    • Publication date Mar 2, 2023
    • The Procter & Gamble Company
    • Matthew Stephen BAUER
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    FLUID END ASSEMBLY

    • Publication number 20220397107
    • Publication date Dec 15, 2022
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH PRESSURE PUMP

    • Publication number 20220389916
    • Publication date Dec 8, 2022
    • KERR MACHINE CO.
    • John Keith
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20220381234
    • Publication date Dec 1, 2022
    • KERR MACHINE CO.
    • Nicholas Son
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID END

    • Publication number 20220307486
    • Publication date Sep 29, 2022
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20220282717
    • Publication date Sep 8, 2022
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20220235751
    • Publication date Jul 28, 2022
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MODULAR POWER END

    • Publication number 20220163034
    • Publication date May 26, 2022
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Pump Fluid End with Suction Valve Closure Assist

    • Publication number 20220154705
    • Publication date May 19, 2022
    • Halliburton Energy Services, Inc.
    • Justin Lee HURST
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid End

    • Publication number 20220099073
    • Publication date Mar 31, 2022
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Fluid End

    • Publication number 20220049686
    • Publication date Feb 17, 2022
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Fluid Transfer and Depressurization System

    • Publication number 20210355924
    • Publication date Nov 18, 2021
    • TPE MIDSTREAM LLC
    • Douglas A. Sahm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LINEAR COMPRESSOR

    • Publication number 20210246890
    • Publication date Aug 12, 2021
    • LG ELECTRONICS INC.
    • Hyosang YU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DIRECT DRIVE AIR PUMP

    • Publication number 20210033078
    • Publication date Feb 4, 2021
    • Wei-Chi Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Through-Hardened Valve Seat for Hydraulic Fracturing

    • Publication number 20200217424
    • Publication date Jul 9, 2020
    • Alpha 3D LLC
    • Erik Rasmussen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LINEAR COMPRESSOR

    • Publication number 20200116138
    • Publication date Apr 16, 2020
    • LG ELECTRONICS INC.
    • Hyosang YU
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    LINEAR COMPRESSOR

    • Publication number 20200025187
    • Publication date Jan 23, 2020
    • LG ELECTRONICS INC.
    • Hyosang YU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...